1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /*************************************************************************** |
3 | * au88x0_eq.c |
4 | * Aureal Vortex Hardware EQ control/access. |
5 | * |
6 | * Sun Jun 8 18:19:19 2003 |
7 | * 2003 Manuel Jander (mjander@users.sourceforge.net) |
8 | * |
9 | * 02 July 2003: First time something works :) |
10 | * November 2003: A3D Bypass code completed but untested. |
11 | * |
12 | * TODO: |
13 | * - Debug (testing) |
14 | * - Test peak visualization support. |
15 | * |
16 | ****************************************************************************/ |
17 | |
18 | /* |
19 | */ |
20 | |
21 | /* |
22 | The Aureal Hardware EQ is found on AU8810 and AU8830 chips only. |
23 | it has 4 inputs (2 for general mix, 2 for A3D) and 2 outputs (supposed |
24 | to be routed to the codec). |
25 | */ |
26 | |
27 | #include "au88x0.h" |
28 | #include "au88x0_eq.h" |
29 | #include "au88x0_eqdata.c" |
30 | |
31 | #define VORTEX_EQ_BASE 0x2b000 |
32 | #define VORTEX_EQ_DEST (VORTEX_EQ_BASE + 0x410) |
33 | #define VORTEX_EQ_SOURCE (VORTEX_EQ_BASE + 0x430) |
34 | #define VORTEX_EQ_CTRL (VORTEX_EQ_BASE + 0x440) |
35 | |
36 | #define VORTEX_BAND_COEFF_SIZE 0x30 |
37 | |
38 | /* CEqHw.s */ |
39 | static void vortex_EqHw_SetTimeConsts(vortex_t * vortex, u16 gain, u16 level) |
40 | { |
41 | hwwrite(vortex->mmio, 0x2b3c4, gain); |
42 | hwwrite(vortex->mmio, 0x2b3c8, level); |
43 | } |
44 | |
45 | static inline u16 sign_invert(u16 a) |
46 | { |
47 | /* -(-32768) -> -32768 so we do -(-32768) -> 32767 to make the result positive */ |
48 | if (a == (u16)-32768) |
49 | return 32767; |
50 | else |
51 | return -a; |
52 | } |
53 | |
54 | static void vortex_EqHw_SetLeftCoefs(vortex_t *vortex, const u16 coefs[]) |
55 | { |
56 | eqhw_t *eqhw = &(vortex->eq.this04); |
57 | int i = 0, n /*esp2c */; |
58 | |
59 | for (n = 0; n < eqhw->this04; n++) { |
60 | hwwrite(vortex->mmio, 0x2b000 + n * 0x30, coefs[i + 0]); |
61 | hwwrite(vortex->mmio, 0x2b004 + n * 0x30, coefs[i + 1]); |
62 | |
63 | if (eqhw->this08 == 0) { |
64 | hwwrite(vortex->mmio, 0x2b008 + n * 0x30, coefs[i + 2]); |
65 | hwwrite(vortex->mmio, 0x2b00c + n * 0x30, coefs[i + 3]); |
66 | hwwrite(vortex->mmio, 0x2b010 + n * 0x30, coefs[i + 4]); |
67 | } else { |
68 | hwwrite(vortex->mmio, 0x2b008 + n * 0x30, sign_invert(coefs[2 + i])); |
69 | hwwrite(vortex->mmio, 0x2b00c + n * 0x30, sign_invert(coefs[3 + i])); |
70 | hwwrite(vortex->mmio, 0x2b010 + n * 0x30, sign_invert(coefs[4 + i])); |
71 | } |
72 | i += 5; |
73 | } |
74 | } |
75 | |
76 | static void vortex_EqHw_SetRightCoefs(vortex_t *vortex, const u16 coefs[]) |
77 | { |
78 | eqhw_t *eqhw = &(vortex->eq.this04); |
79 | int i = 0, n /*esp2c */; |
80 | |
81 | for (n = 0; n < eqhw->this04; n++) { |
82 | hwwrite(vortex->mmio, 0x2b1e0 + n * 0x30, coefs[0 + i]); |
83 | hwwrite(vortex->mmio, 0x2b1e4 + n * 0x30, coefs[1 + i]); |
84 | |
85 | if (eqhw->this08 == 0) { |
86 | hwwrite(vortex->mmio, 0x2b1e8 + n * 0x30, coefs[2 + i]); |
87 | hwwrite(vortex->mmio, 0x2b1ec + n * 0x30, coefs[3 + i]); |
88 | hwwrite(vortex->mmio, 0x2b1f0 + n * 0x30, coefs[4 + i]); |
89 | } else { |
90 | hwwrite(vortex->mmio, 0x2b1e8 + n * 0x30, sign_invert(coefs[2 + i])); |
91 | hwwrite(vortex->mmio, 0x2b1ec + n * 0x30, sign_invert(coefs[3 + i])); |
92 | hwwrite(vortex->mmio, 0x2b1f0 + n * 0x30, sign_invert(coefs[4 + i])); |
93 | } |
94 | i += 5; |
95 | } |
96 | |
97 | } |
98 | |
99 | static void vortex_EqHw_SetLeftStates(vortex_t *vortex, const u16 a[], const u16 b[]) |
100 | { |
101 | eqhw_t *eqhw = &(vortex->eq.this04); |
102 | int i = 0, ebx; |
103 | |
104 | hwwrite(vortex->mmio, 0x2b3fc, a[0]); |
105 | hwwrite(vortex->mmio, 0x2b400, a[1]); |
106 | |
107 | for (ebx = 0; ebx < eqhw->this04; ebx++) { |
108 | hwwrite(vortex->mmio, 0x2b014 + (i * 0xc), b[i]); |
109 | hwwrite(vortex->mmio, 0x2b018 + (i * 0xc), b[1 + i]); |
110 | hwwrite(vortex->mmio, 0x2b01c + (i * 0xc), b[2 + i]); |
111 | hwwrite(vortex->mmio, 0x2b020 + (i * 0xc), b[3 + i]); |
112 | i += 4; |
113 | } |
114 | } |
115 | |
116 | static void vortex_EqHw_SetRightStates(vortex_t *vortex, const u16 a[], const u16 b[]) |
117 | { |
118 | eqhw_t *eqhw = &(vortex->eq.this04); |
119 | int i = 0, ebx; |
120 | |
121 | hwwrite(vortex->mmio, 0x2b404, a[0]); |
122 | hwwrite(vortex->mmio, 0x2b408, a[1]); |
123 | |
124 | for (ebx = 0; ebx < eqhw->this04; ebx++) { |
125 | hwwrite(vortex->mmio, 0x2b1f4 + (i * 0xc), b[i]); |
126 | hwwrite(vortex->mmio, 0x2b1f8 + (i * 0xc), b[1 + i]); |
127 | hwwrite(vortex->mmio, 0x2b1fc + (i * 0xc), b[2 + i]); |
128 | hwwrite(vortex->mmio, 0x2b200 + (i * 0xc), b[3 + i]); |
129 | i += 4; |
130 | } |
131 | } |
132 | |
133 | #if 0 |
134 | static void vortex_EqHw_GetTimeConsts(vortex_t * vortex, u16 * a, u16 * b) |
135 | { |
136 | *a = hwread(vortex->mmio, 0x2b3c4); |
137 | *b = hwread(vortex->mmio, 0x2b3c8); |
138 | } |
139 | |
140 | static void vortex_EqHw_GetLeftCoefs(vortex_t * vortex, u16 a[]) |
141 | { |
142 | |
143 | } |
144 | |
145 | static void vortex_EqHw_GetRightCoefs(vortex_t * vortex, u16 a[]) |
146 | { |
147 | |
148 | } |
149 | |
150 | static void vortex_EqHw_GetLeftStates(vortex_t * vortex, u16 * a, u16 b[]) |
151 | { |
152 | |
153 | } |
154 | |
155 | static void vortex_EqHw_GetRightStates(vortex_t * vortex, u16 * a, u16 b[]) |
156 | { |
157 | |
158 | } |
159 | |
160 | #endif |
161 | /* Mix Gains */ |
162 | static void vortex_EqHw_SetBypassGain(vortex_t * vortex, u16 a, u16 b) |
163 | { |
164 | eqhw_t *eqhw = &(vortex->eq.this04); |
165 | if (eqhw->this08 == 0) { |
166 | hwwrite(vortex->mmio, 0x2b3d4, a); |
167 | hwwrite(vortex->mmio, 0x2b3ec, b); |
168 | } else { |
169 | hwwrite(vortex->mmio, 0x2b3d4, sign_invert(a)); |
170 | hwwrite(vortex->mmio, 0x2b3ec, sign_invert(b)); |
171 | } |
172 | } |
173 | |
174 | static void vortex_EqHw_SetA3DBypassGain(vortex_t * vortex, u16 a, u16 b) |
175 | { |
176 | |
177 | hwwrite(vortex->mmio, 0x2b3e0, a); |
178 | hwwrite(vortex->mmio, 0x2b3f8, b); |
179 | } |
180 | |
181 | #if 0 |
182 | static void vortex_EqHw_SetCurrBypassGain(vortex_t * vortex, u16 a, u16 b) |
183 | { |
184 | |
185 | hwwrite(vortex->mmio, 0x2b3d0, a); |
186 | hwwrite(vortex->mmio, 0x2b3e8, b); |
187 | } |
188 | |
189 | static void vortex_EqHw_SetCurrA3DBypassGain(vortex_t * vortex, u16 a, u16 b) |
190 | { |
191 | |
192 | hwwrite(vortex->mmio, 0x2b3dc, a); |
193 | hwwrite(vortex->mmio, 0x2b3f4, b); |
194 | } |
195 | |
196 | #endif |
197 | static void |
198 | vortex_EqHw_SetLeftGainsSingleTarget(vortex_t * vortex, u16 index, u16 b) |
199 | { |
200 | hwwrite(vortex->mmio, 0x2b02c + (index * 0x30), b); |
201 | } |
202 | |
203 | static void |
204 | vortex_EqHw_SetRightGainsSingleTarget(vortex_t * vortex, u16 index, u16 b) |
205 | { |
206 | hwwrite(vortex->mmio, 0x2b20c + (index * 0x30), b); |
207 | } |
208 | |
209 | static void vortex_EqHw_SetLeftGainsTarget(vortex_t *vortex, const u16 a[]) |
210 | { |
211 | eqhw_t *eqhw = &(vortex->eq.this04); |
212 | int ebx; |
213 | |
214 | for (ebx = 0; ebx < eqhw->this04; ebx++) { |
215 | hwwrite(vortex->mmio, 0x2b02c + ebx * 0x30, a[ebx]); |
216 | } |
217 | } |
218 | |
219 | static void vortex_EqHw_SetRightGainsTarget(vortex_t *vortex, const u16 a[]) |
220 | { |
221 | eqhw_t *eqhw = &(vortex->eq.this04); |
222 | int ebx; |
223 | |
224 | for (ebx = 0; ebx < eqhw->this04; ebx++) { |
225 | hwwrite(vortex->mmio, 0x2b20c + ebx * 0x30, a[ebx]); |
226 | } |
227 | } |
228 | |
229 | static void vortex_EqHw_SetLeftGainsCurrent(vortex_t *vortex, const u16 a[]) |
230 | { |
231 | eqhw_t *eqhw = &(vortex->eq.this04); |
232 | int ebx; |
233 | |
234 | for (ebx = 0; ebx < eqhw->this04; ebx++) { |
235 | hwwrite(vortex->mmio, 0x2b028 + ebx * 0x30, a[ebx]); |
236 | } |
237 | } |
238 | |
239 | static void vortex_EqHw_SetRightGainsCurrent(vortex_t *vortex, const u16 a[]) |
240 | { |
241 | eqhw_t *eqhw = &(vortex->eq.this04); |
242 | int ebx; |
243 | |
244 | for (ebx = 0; ebx < eqhw->this04; ebx++) { |
245 | hwwrite(vortex->mmio, 0x2b208 + ebx * 0x30, a[ebx]); |
246 | } |
247 | } |
248 | |
249 | #if 0 |
250 | static void vortex_EqHw_GetLeftGainsTarget(vortex_t * vortex, u16 a[]) |
251 | { |
252 | eqhw_t *eqhw = &(vortex->eq.this04); |
253 | int ebx = 0; |
254 | |
255 | if (eqhw->this04 < 0) |
256 | return; |
257 | |
258 | do { |
259 | a[ebx] = hwread(vortex->mmio, 0x2b02c + ebx * 0x30); |
260 | ebx++; |
261 | } |
262 | while (ebx < eqhw->this04); |
263 | } |
264 | |
265 | static void vortex_EqHw_GetRightGainsTarget(vortex_t * vortex, u16 a[]) |
266 | { |
267 | eqhw_t *eqhw = &(vortex->eq.this04); |
268 | int ebx = 0; |
269 | |
270 | if (eqhw->this04 < 0) |
271 | return; |
272 | |
273 | do { |
274 | a[ebx] = hwread(vortex->mmio, 0x2b20c + ebx * 0x30); |
275 | ebx++; |
276 | } |
277 | while (ebx < eqhw->this04); |
278 | } |
279 | |
280 | static void vortex_EqHw_GetLeftGainsCurrent(vortex_t * vortex, u16 a[]) |
281 | { |
282 | eqhw_t *eqhw = &(vortex->eq.this04); |
283 | int ebx = 0; |
284 | |
285 | if (eqhw->this04 < 0) |
286 | return; |
287 | |
288 | do { |
289 | a[ebx] = hwread(vortex->mmio, 0x2b028 + ebx * 0x30); |
290 | ebx++; |
291 | } |
292 | while (ebx < eqhw->this04); |
293 | } |
294 | |
295 | static void vortex_EqHw_GetRightGainsCurrent(vortex_t * vortex, u16 a[]) |
296 | { |
297 | eqhw_t *eqhw = &(vortex->eq.this04); |
298 | int ebx = 0; |
299 | |
300 | if (eqhw->this04 < 0) |
301 | return; |
302 | |
303 | do { |
304 | a[ebx] = hwread(vortex->mmio, 0x2b208 + ebx * 0x30); |
305 | ebx++; |
306 | } |
307 | while (ebx < eqhw->this04); |
308 | } |
309 | |
310 | #endif |
311 | /* EQ band levels settings */ |
312 | static void vortex_EqHw_SetLevels(vortex_t *vortex, const u16 peaks[]) |
313 | { |
314 | eqhw_t *eqhw = &(vortex->eq.this04); |
315 | int i; |
316 | |
317 | /* set left peaks */ |
318 | for (i = 0; i < eqhw->this04; i++) { |
319 | hwwrite(vortex->mmio, 0x2b024 + i * VORTEX_BAND_COEFF_SIZE, peaks[i]); |
320 | } |
321 | |
322 | hwwrite(vortex->mmio, 0x2b3cc, peaks[eqhw->this04]); |
323 | hwwrite(vortex->mmio, 0x2b3d8, peaks[eqhw->this04 + 1]); |
324 | |
325 | /* set right peaks */ |
326 | for (i = 0; i < eqhw->this04; i++) { |
327 | hwwrite(vortex->mmio, 0x2b204 + i * VORTEX_BAND_COEFF_SIZE, |
328 | peaks[i + (eqhw->this04 + 2)]); |
329 | } |
330 | |
331 | hwwrite(vortex->mmio, 0x2b3e4, peaks[2 + (eqhw->this04 * 2)]); |
332 | hwwrite(vortex->mmio, 0x2b3f0, peaks[3 + (eqhw->this04 * 2)]); |
333 | } |
334 | |
335 | #if 0 |
336 | static void vortex_EqHw_GetLevels(vortex_t * vortex, u16 a[]) |
337 | { |
338 | eqhw_t *eqhw = &(vortex->eq.this04); |
339 | int ebx; |
340 | |
341 | if (eqhw->this04 < 0) |
342 | return; |
343 | |
344 | ebx = 0; |
345 | do { |
346 | a[ebx] = hwread(vortex->mmio, 0x2b024 + ebx * 0x30); |
347 | ebx++; |
348 | } |
349 | while (ebx < eqhw->this04); |
350 | |
351 | a[eqhw->this04] = hwread(vortex->mmio, 0x2b3cc); |
352 | a[eqhw->this04 + 1] = hwread(vortex->mmio, 0x2b3d8); |
353 | |
354 | ebx = 0; |
355 | do { |
356 | a[ebx + (eqhw->this04 + 2)] = |
357 | hwread(vortex->mmio, 0x2b204 + ebx * 0x30); |
358 | ebx++; |
359 | } |
360 | while (ebx < eqhw->this04); |
361 | |
362 | a[2 + (eqhw->this04 * 2)] = hwread(vortex->mmio, 0x2b3e4); |
363 | a[3 + (eqhw->this04 * 2)] = hwread(vortex->mmio, 0x2b3f0); |
364 | } |
365 | |
366 | #endif |
367 | /* Global Control */ |
368 | static void vortex_EqHw_SetControlReg(vortex_t * vortex, u32 reg) |
369 | { |
370 | hwwrite(vortex->mmio, 0x2b440, reg); |
371 | } |
372 | |
373 | static void vortex_EqHw_SetSampleRate(vortex_t * vortex, u32 sr) |
374 | { |
375 | hwwrite(vortex->mmio, 0x2b440, ((sr & 0x1f) << 3) | 0xb800); |
376 | } |
377 | |
378 | #if 0 |
379 | static void vortex_EqHw_GetControlReg(vortex_t * vortex, u32 *reg) |
380 | { |
381 | *reg = hwread(vortex->mmio, 0x2b440); |
382 | } |
383 | |
384 | static void vortex_EqHw_GetSampleRate(vortex_t * vortex, u32 *sr) |
385 | { |
386 | *sr = (hwread(vortex->mmio, 0x2b440) >> 3) & 0x1f; |
387 | } |
388 | |
389 | #endif |
390 | static void vortex_EqHw_Enable(vortex_t * vortex) |
391 | { |
392 | hwwrite(vortex->mmio, VORTEX_EQ_CTRL, 0xf001); |
393 | } |
394 | |
395 | static void vortex_EqHw_Disable(vortex_t * vortex) |
396 | { |
397 | hwwrite(vortex->mmio, VORTEX_EQ_CTRL, 0xf000); |
398 | } |
399 | |
400 | /* Reset (zero) buffers */ |
401 | static void vortex_EqHw_ZeroIO(vortex_t * vortex) |
402 | { |
403 | int i; |
404 | for (i = 0; i < 0x8; i++) |
405 | hwwrite(vortex->mmio, VORTEX_EQ_DEST + (i << 2), 0x0); |
406 | for (i = 0; i < 0x4; i++) |
407 | hwwrite(vortex->mmio, VORTEX_EQ_SOURCE + (i << 2), 0x0); |
408 | } |
409 | |
410 | static void vortex_EqHw_ZeroA3DIO(vortex_t * vortex) |
411 | { |
412 | int i; |
413 | for (i = 0; i < 0x4; i++) |
414 | hwwrite(vortex->mmio, VORTEX_EQ_DEST + (i << 2), 0x0); |
415 | } |
416 | |
417 | static void vortex_EqHw_ZeroState(vortex_t * vortex) |
418 | { |
419 | |
420 | vortex_EqHw_SetControlReg(vortex, reg: 0); |
421 | vortex_EqHw_ZeroIO(vortex); |
422 | hwwrite(vortex->mmio, 0x2b3c0, 0); |
423 | |
424 | vortex_EqHw_SetTimeConsts(vortex, gain: 0, level: 0); |
425 | |
426 | vortex_EqHw_SetLeftCoefs(vortex, coefs: asEqCoefsZeros); |
427 | vortex_EqHw_SetRightCoefs(vortex, coefs: asEqCoefsZeros); |
428 | |
429 | vortex_EqHw_SetLeftGainsCurrent(vortex, a: eq_gains_zero); |
430 | vortex_EqHw_SetRightGainsCurrent(vortex, a: eq_gains_zero); |
431 | vortex_EqHw_SetLeftGainsTarget(vortex, a: eq_gains_zero); |
432 | vortex_EqHw_SetRightGainsTarget(vortex, a: eq_gains_zero); |
433 | |
434 | vortex_EqHw_SetBypassGain(vortex, a: 0, b: 0); |
435 | //vortex_EqHw_SetCurrBypassGain(vortex, 0, 0); |
436 | vortex_EqHw_SetA3DBypassGain(vortex, a: 0, b: 0); |
437 | //vortex_EqHw_SetCurrA3DBypassGain(vortex, 0, 0); |
438 | vortex_EqHw_SetLeftStates(vortex, a: eq_states_zero, b: asEqOutStateZeros); |
439 | vortex_EqHw_SetRightStates(vortex, a: eq_states_zero, b: asEqOutStateZeros); |
440 | vortex_EqHw_SetLevels(vortex, peaks: (u16 *) eq_levels); |
441 | } |
442 | |
443 | /* Program coeficients as pass through */ |
444 | static void vortex_EqHw_ProgramPipe(vortex_t * vortex) |
445 | { |
446 | vortex_EqHw_SetTimeConsts(vortex, gain: 0, level: 0); |
447 | |
448 | vortex_EqHw_SetLeftCoefs(vortex, coefs: asEqCoefsPipes); |
449 | vortex_EqHw_SetRightCoefs(vortex, coefs: asEqCoefsPipes); |
450 | |
451 | vortex_EqHw_SetLeftGainsCurrent(vortex, a: eq_gains_current); |
452 | vortex_EqHw_SetRightGainsCurrent(vortex, a: eq_gains_current); |
453 | vortex_EqHw_SetLeftGainsTarget(vortex, a: eq_gains_current); |
454 | vortex_EqHw_SetRightGainsTarget(vortex, a: eq_gains_current); |
455 | } |
456 | |
457 | /* Program EQ block as 10 band Equalizer */ |
458 | static void |
459 | vortex_EqHw_Program10Band(vortex_t * vortex, auxxEqCoeffSet_t * coefset) |
460 | { |
461 | |
462 | vortex_EqHw_SetTimeConsts(vortex, gain: 0xc, level: 0x7fe0); |
463 | |
464 | vortex_EqHw_SetLeftCoefs(vortex, coefs: coefset->LeftCoefs); |
465 | vortex_EqHw_SetRightCoefs(vortex, coefs: coefset->RightCoefs); |
466 | |
467 | vortex_EqHw_SetLeftGainsCurrent(vortex, a: coefset->LeftGains); |
468 | |
469 | vortex_EqHw_SetRightGainsTarget(vortex, a: coefset->RightGains); |
470 | vortex_EqHw_SetLeftGainsTarget(vortex, a: coefset->LeftGains); |
471 | |
472 | vortex_EqHw_SetRightGainsCurrent(vortex, a: coefset->RightGains); |
473 | } |
474 | |
475 | /* Read all EQ peaks. (think VU meter) */ |
476 | static void vortex_EqHw_GetTenBandLevels(vortex_t * vortex, u16 peaks[]) |
477 | { |
478 | eqhw_t *eqhw = &(vortex->eq.this04); |
479 | int i; |
480 | |
481 | if (eqhw->this04 <= 0) |
482 | return; |
483 | |
484 | for (i = 0; i < eqhw->this04; i++) |
485 | peaks[i] = hwread(vortex->mmio, 0x2B024 + i * 0x30); |
486 | for (i = 0; i < eqhw->this04; i++) |
487 | peaks[i + eqhw->this04] = |
488 | hwread(vortex->mmio, 0x2B204 + i * 0x30); |
489 | } |
490 | |
491 | /* CEqlzr.s */ |
492 | |
493 | static int vortex_Eqlzr_GetLeftGain(vortex_t * vortex, u16 index, u16 * gain) |
494 | { |
495 | eqlzr_t *eq = &(vortex->eq); |
496 | |
497 | if (eq->this28) { |
498 | *gain = eq->this130[index]; |
499 | return 0; |
500 | } |
501 | return 1; |
502 | } |
503 | |
504 | static void vortex_Eqlzr_SetLeftGain(vortex_t * vortex, u16 index, u16 gain) |
505 | { |
506 | eqlzr_t *eq = &(vortex->eq); |
507 | |
508 | if (eq->this28 == 0) |
509 | return; |
510 | |
511 | eq->this130[index] = gain; |
512 | if (eq->this54) |
513 | return; |
514 | |
515 | vortex_EqHw_SetLeftGainsSingleTarget(vortex, index, b: gain); |
516 | } |
517 | |
518 | static int vortex_Eqlzr_GetRightGain(vortex_t * vortex, u16 index, u16 * gain) |
519 | { |
520 | eqlzr_t *eq = &(vortex->eq); |
521 | |
522 | if (eq->this28) { |
523 | *gain = eq->this130[index + eq->this10]; |
524 | return 0; |
525 | } |
526 | return 1; |
527 | } |
528 | |
529 | static void vortex_Eqlzr_SetRightGain(vortex_t * vortex, u16 index, u16 gain) |
530 | { |
531 | eqlzr_t *eq = &(vortex->eq); |
532 | |
533 | if (eq->this28 == 0) |
534 | return; |
535 | |
536 | eq->this130[index + eq->this10] = gain; |
537 | if (eq->this54) |
538 | return; |
539 | |
540 | vortex_EqHw_SetRightGainsSingleTarget(vortex, index, b: gain); |
541 | } |
542 | |
543 | #if 0 |
544 | static int |
545 | vortex_Eqlzr_GetAllBands(vortex_t * vortex, u16 * gains, s32 *cnt) |
546 | { |
547 | eqlzr_t *eq = &(vortex->eq); |
548 | int si = 0; |
549 | |
550 | if (eq->this10 == 0) |
551 | return 1; |
552 | |
553 | { |
554 | if (vortex_Eqlzr_GetLeftGain(vortex, si, &gains[si])) |
555 | return 1; |
556 | if (vortex_Eqlzr_GetRightGain |
557 | (vortex, si, &gains[si + eq->this10])) |
558 | return 1; |
559 | si++; |
560 | } |
561 | while (eq->this10 > si) ; |
562 | *cnt = si * 2; |
563 | return 0; |
564 | } |
565 | #endif |
566 | static int vortex_Eqlzr_SetAllBandsFromActiveCoeffSet(vortex_t * vortex) |
567 | { |
568 | eqlzr_t *eq = &(vortex->eq); |
569 | |
570 | vortex_EqHw_SetLeftGainsTarget(vortex, a: eq->this130); |
571 | vortex_EqHw_SetRightGainsTarget(vortex, a: &(eq->this130[eq->this10])); |
572 | |
573 | return 0; |
574 | } |
575 | |
576 | static int |
577 | vortex_Eqlzr_SetAllBands(vortex_t *vortex, const u16 gains[], s32 count) |
578 | { |
579 | eqlzr_t *eq = &(vortex->eq); |
580 | int i; |
581 | |
582 | if (((eq->this10) * 2 != count) || (eq->this28 == 0)) |
583 | return 1; |
584 | |
585 | for (i = 0; i < count; i++) { |
586 | eq->this130[i] = gains[i]; |
587 | } |
588 | |
589 | if (eq->this54) |
590 | return 0; |
591 | return vortex_Eqlzr_SetAllBandsFromActiveCoeffSet(vortex); |
592 | } |
593 | |
594 | static void |
595 | vortex_Eqlzr_SetA3dBypassGain(vortex_t * vortex, u32 a, u32 b) |
596 | { |
597 | eqlzr_t *eq = &(vortex->eq); |
598 | u32 eax, ebx; |
599 | |
600 | eq->this58 = a; |
601 | eq->this5c = b; |
602 | if (eq->this54) |
603 | eax = eq->this0e; |
604 | else |
605 | eax = eq->this0a; |
606 | ebx = (eax * eq->this58) >> 0x10; |
607 | eax = (eax * eq->this5c) >> 0x10; |
608 | vortex_EqHw_SetA3DBypassGain(vortex, a: ebx, b: eax); |
609 | } |
610 | |
611 | static void vortex_Eqlzr_ProgramA3dBypassGain(vortex_t * vortex) |
612 | { |
613 | eqlzr_t *eq = &(vortex->eq); |
614 | u32 eax, ebx; |
615 | |
616 | if (eq->this54) |
617 | eax = eq->this0e; |
618 | else |
619 | eax = eq->this0a; |
620 | ebx = (eax * eq->this58) >> 0x10; |
621 | eax = (eax * eq->this5c) >> 0x10; |
622 | vortex_EqHw_SetA3DBypassGain(vortex, a: ebx, b: eax); |
623 | } |
624 | |
625 | static void vortex_Eqlzr_ShutDownA3d(vortex_t * vortex) |
626 | { |
627 | if (vortex != NULL) |
628 | vortex_EqHw_ZeroA3DIO(vortex); |
629 | } |
630 | |
631 | static void vortex_Eqlzr_SetBypass(vortex_t * vortex, u32 bp) |
632 | { |
633 | eqlzr_t *eq = &(vortex->eq); |
634 | |
635 | if ((eq->this28) && (bp == 0)) { |
636 | /* EQ enabled */ |
637 | vortex_Eqlzr_SetAllBandsFromActiveCoeffSet(vortex); |
638 | vortex_EqHw_SetBypassGain(vortex, a: eq->this08, b: eq->this08); |
639 | } else { |
640 | /* EQ disabled. */ |
641 | vortex_EqHw_SetLeftGainsTarget(vortex, a: eq->this14_array); |
642 | vortex_EqHw_SetRightGainsTarget(vortex, a: eq->this14_array); |
643 | vortex_EqHw_SetBypassGain(vortex, a: eq->this0c, b: eq->this0c); |
644 | } |
645 | vortex_Eqlzr_ProgramA3dBypassGain(vortex); |
646 | } |
647 | |
648 | static void vortex_Eqlzr_ReadAndSetActiveCoefSet(vortex_t * vortex) |
649 | { |
650 | eqlzr_t *eq = &(vortex->eq); |
651 | |
652 | /* Set EQ BiQuad filter coeficients */ |
653 | memcpy(&(eq->coefset), &asEqCoefsNormal, sizeof(auxxEqCoeffSet_t)); |
654 | /* Set EQ Band gain levels and dump into hardware registers. */ |
655 | vortex_Eqlzr_SetAllBands(vortex, gains: eq_gains_normal, count: eq->this10 * 2); |
656 | } |
657 | |
658 | static int vortex_Eqlzr_GetAllPeaks(vortex_t * vortex, u16 * peaks, int *count) |
659 | { |
660 | eqlzr_t *eq = &(vortex->eq); |
661 | |
662 | if (eq->this10 == 0) |
663 | return 1; |
664 | *count = eq->this10 * 2; |
665 | vortex_EqHw_GetTenBandLevels(vortex, peaks); |
666 | return 0; |
667 | } |
668 | |
669 | #if 0 |
670 | static auxxEqCoeffSet_t *vortex_Eqlzr_GetActiveCoefSet(vortex_t * vortex) |
671 | { |
672 | eqlzr_t *eq = &(vortex->eq); |
673 | |
674 | return (&(eq->coefset)); |
675 | } |
676 | #endif |
677 | static void vortex_Eqlzr_init(vortex_t * vortex) |
678 | { |
679 | eqlzr_t *eq = &(vortex->eq); |
680 | |
681 | /* Object constructor */ |
682 | //eq->this04 = 0; |
683 | eq->this08 = 0; /* Bypass gain with EQ in use. */ |
684 | eq->this0a = 0x5999; |
685 | eq->this0c = 0x5999; /* Bypass gain with EQ disabled. */ |
686 | eq->this0e = 0x5999; |
687 | |
688 | eq->this10 = 0xa; /* 10 eq frequency bands. */ |
689 | eq->this04.this04 = eq->this10; |
690 | eq->this28 = 0x1; /* if 1 => Allow read access to this130 (gains) */ |
691 | eq->this54 = 0x0; /* if 1 => Dont Allow access to hardware (gains) */ |
692 | eq->this58 = 0xffff; |
693 | eq->this5c = 0xffff; |
694 | |
695 | /* Set gains. */ |
696 | memset(eq->this14_array, 0, sizeof(eq->this14_array)); |
697 | |
698 | /* Actual init. */ |
699 | vortex_EqHw_ZeroState(vortex); |
700 | vortex_EqHw_SetSampleRate(vortex, sr: 0x11); |
701 | vortex_Eqlzr_ReadAndSetActiveCoefSet(vortex); |
702 | |
703 | vortex_EqHw_Program10Band(vortex, coefset: &(eq->coefset)); |
704 | vortex_Eqlzr_SetBypass(vortex, bp: eq->this54); |
705 | vortex_Eqlzr_SetA3dBypassGain(vortex, a: 0, b: 0); |
706 | vortex_EqHw_Enable(vortex); |
707 | } |
708 | |
709 | static void vortex_Eqlzr_shutdown(vortex_t * vortex) |
710 | { |
711 | vortex_Eqlzr_ShutDownA3d(vortex); |
712 | vortex_EqHw_ProgramPipe(vortex); |
713 | vortex_EqHw_Disable(vortex); |
714 | } |
715 | |
716 | /* ALSA interface */ |
717 | |
718 | /* Control interface */ |
719 | #define snd_vortex_eqtoggle_info snd_ctl_boolean_mono_info |
720 | |
721 | static int |
722 | snd_vortex_eqtoggle_get(struct snd_kcontrol *kcontrol, |
723 | struct snd_ctl_elem_value *ucontrol) |
724 | { |
725 | vortex_t *vortex = snd_kcontrol_chip(kcontrol); |
726 | eqlzr_t *eq = &(vortex->eq); |
727 | //int i = kcontrol->private_value; |
728 | |
729 | ucontrol->value.integer.value[0] = eq->this54 ? 0 : 1; |
730 | |
731 | return 0; |
732 | } |
733 | |
734 | static int |
735 | snd_vortex_eqtoggle_put(struct snd_kcontrol *kcontrol, |
736 | struct snd_ctl_elem_value *ucontrol) |
737 | { |
738 | vortex_t *vortex = snd_kcontrol_chip(kcontrol); |
739 | eqlzr_t *eq = &(vortex->eq); |
740 | //int i = kcontrol->private_value; |
741 | |
742 | eq->this54 = ucontrol->value.integer.value[0] ? 0 : 1; |
743 | vortex_Eqlzr_SetBypass(vortex, bp: eq->this54); |
744 | |
745 | return 1; /* Allways changes */ |
746 | } |
747 | |
748 | static const struct snd_kcontrol_new vortex_eqtoggle_kcontrol = { |
749 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
750 | .name = "EQ Enable" , |
751 | .index = 0, |
752 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
753 | .private_value = 0, |
754 | .info = snd_vortex_eqtoggle_info, |
755 | .get = snd_vortex_eqtoggle_get, |
756 | .put = snd_vortex_eqtoggle_put |
757 | }; |
758 | |
759 | static int |
760 | snd_vortex_eq_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
761 | { |
762 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
763 | uinfo->count = 2; |
764 | uinfo->value.integer.min = 0x0000; |
765 | uinfo->value.integer.max = 0x7fff; |
766 | return 0; |
767 | } |
768 | |
769 | static int |
770 | snd_vortex_eq_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
771 | { |
772 | vortex_t *vortex = snd_kcontrol_chip(kcontrol); |
773 | int i = kcontrol->private_value; |
774 | u16 gainL = 0, gainR = 0; |
775 | |
776 | vortex_Eqlzr_GetLeftGain(vortex, index: i, gain: &gainL); |
777 | vortex_Eqlzr_GetRightGain(vortex, index: i, gain: &gainR); |
778 | ucontrol->value.integer.value[0] = gainL; |
779 | ucontrol->value.integer.value[1] = gainR; |
780 | return 0; |
781 | } |
782 | |
783 | static int |
784 | snd_vortex_eq_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
785 | { |
786 | vortex_t *vortex = snd_kcontrol_chip(kcontrol); |
787 | int changed = 0, i = kcontrol->private_value; |
788 | u16 gainL = 0, gainR = 0; |
789 | |
790 | vortex_Eqlzr_GetLeftGain(vortex, index: i, gain: &gainL); |
791 | vortex_Eqlzr_GetRightGain(vortex, index: i, gain: &gainR); |
792 | |
793 | if (gainL != ucontrol->value.integer.value[0]) { |
794 | vortex_Eqlzr_SetLeftGain(vortex, index: i, |
795 | gain: ucontrol->value.integer.value[0]); |
796 | changed = 1; |
797 | } |
798 | if (gainR != ucontrol->value.integer.value[1]) { |
799 | vortex_Eqlzr_SetRightGain(vortex, index: i, |
800 | gain: ucontrol->value.integer.value[1]); |
801 | changed = 1; |
802 | } |
803 | return changed; |
804 | } |
805 | |
806 | static const struct snd_kcontrol_new vortex_eq_kcontrol = { |
807 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
808 | .name = " ." , |
809 | .index = 0, |
810 | .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
811 | .private_value = 0, |
812 | .info = snd_vortex_eq_info, |
813 | .get = snd_vortex_eq_get, |
814 | .put = snd_vortex_eq_put |
815 | }; |
816 | |
817 | static int |
818 | snd_vortex_peaks_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
819 | { |
820 | uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
821 | uinfo->count = 20; |
822 | uinfo->value.integer.min = 0x0000; |
823 | uinfo->value.integer.max = 0x7fff; |
824 | return 0; |
825 | } |
826 | |
827 | static int |
828 | snd_vortex_peaks_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
829 | { |
830 | vortex_t *vortex = snd_kcontrol_chip(kcontrol); |
831 | int i, count = 0; |
832 | u16 peaks[20]; |
833 | |
834 | vortex_Eqlzr_GetAllPeaks(vortex, peaks, count: &count); |
835 | if (count != 20) { |
836 | dev_err(vortex->card->dev, |
837 | "peak count error 20 != %d\n" , count); |
838 | return -1; |
839 | } |
840 | for (i = 0; i < 20; i++) |
841 | ucontrol->value.integer.value[i] = peaks[i]; |
842 | |
843 | return 0; |
844 | } |
845 | |
846 | static const struct snd_kcontrol_new vortex_levels_kcontrol = { |
847 | .iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
848 | .name = "EQ Peaks" , |
849 | .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, |
850 | .info = snd_vortex_peaks_info, |
851 | .get = snd_vortex_peaks_get, |
852 | }; |
853 | |
854 | /* EQ band gain labels. */ |
855 | static const char * const EqBandLabels[10] = { |
856 | "EQ0 31Hz\0" , |
857 | "EQ1 63Hz\0" , |
858 | "EQ2 125Hz\0" , |
859 | "EQ3 250Hz\0" , |
860 | "EQ4 500Hz\0" , |
861 | "EQ5 1KHz\0" , |
862 | "EQ6 2KHz\0" , |
863 | "EQ7 4KHz\0" , |
864 | "EQ8 8KHz\0" , |
865 | "EQ9 16KHz\0" , |
866 | }; |
867 | |
868 | /* ALSA driver entry points. Init and exit. */ |
869 | static int vortex_eq_init(vortex_t *vortex) |
870 | { |
871 | struct snd_kcontrol *kcontrol; |
872 | int err, i; |
873 | |
874 | vortex_Eqlzr_init(vortex); |
875 | |
876 | kcontrol = snd_ctl_new1(kcontrolnew: &vortex_eqtoggle_kcontrol, private_data: vortex); |
877 | if (!kcontrol) |
878 | return -ENOMEM; |
879 | kcontrol->private_value = 0; |
880 | err = snd_ctl_add(card: vortex->card, kcontrol); |
881 | if (err < 0) |
882 | return err; |
883 | |
884 | /* EQ gain controls */ |
885 | for (i = 0; i < 10; i++) { |
886 | kcontrol = snd_ctl_new1(kcontrolnew: &vortex_eq_kcontrol, private_data: vortex); |
887 | if (!kcontrol) |
888 | return -ENOMEM; |
889 | snprintf(buf: kcontrol->id.name, size: sizeof(kcontrol->id.name), |
890 | fmt: "%s Playback Volume" , EqBandLabels[i]); |
891 | kcontrol->private_value = i; |
892 | err = snd_ctl_add(card: vortex->card, kcontrol); |
893 | if (err < 0) |
894 | return err; |
895 | //vortex->eqctrl[i] = kcontrol; |
896 | } |
897 | /* EQ band levels */ |
898 | kcontrol = snd_ctl_new1(kcontrolnew: &vortex_levels_kcontrol, private_data: vortex); |
899 | if (!kcontrol) |
900 | return -ENOMEM; |
901 | err = snd_ctl_add(card: vortex->card, kcontrol); |
902 | if (err < 0) |
903 | return err; |
904 | |
905 | return 0; |
906 | } |
907 | |
908 | static int vortex_eq_free(vortex_t * vortex) |
909 | { |
910 | /* |
911 | //FIXME: segfault because vortex->eqctrl[i] == 4 |
912 | int i; |
913 | for (i=0; i<10; i++) { |
914 | if (vortex->eqctrl[i]) |
915 | snd_ctl_remove(vortex->card, vortex->eqctrl[i]); |
916 | } |
917 | */ |
918 | vortex_Eqlzr_shutdown(vortex); |
919 | return 0; |
920 | } |
921 | |
922 | /* End */ |
923 | |